I can't see much point in making, acquiring or even accumulating when 
I've already got heavy stuff just sitting, waiting for something to do - 
tool boxes, old electric motor(s), boxes of bolts, 1 gal jugs of water, 
sandstone grinding wheel, etc. etc.

FWIW
Don

On 2021-02-25 12:19 p.m., Erik Levin via OldTools wrote:
> Interesting.
>
> I have an assortment of items for the purpose (cuts of railroad rail, granite
slabs, and so on), but I have avoided lead, not out of any particular aversion,
but by not chancing on to sufficient properly priced stock (ie: free).
>
> But now I have an idea.
>
> I have several gallon tins (US gallon, about 4 litres, Jeff) mostly full of
used tooling, mostly tungsten carbide and welding tungsten stubs. All nominally
recyclable, but the 30-plus year savings I have never made it that far, being
more trouble than the return would be for a small quantity. I keep thinking that
some day, I'll have enough to make it worth while.
>
> The density of tungsten is nearly twice lead, and the tungsten carbide about
1-1/2 lead.
>
> If I fill a small bread pan with this material, some lead, and heat the mess
to 350C, the result will be a good bit heavier than the equivalent lead volume.
>
> Hmm.
>
>
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